﻿/*
 * Copyright 2009 David Revell
 * 
 * This file is part of SwiFTP.
 * 
 * SwiFTP is free software: you can redistribute it and/or modify it under the terms of the GNU
 * General Public License as published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * SwiFTP is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
 * Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License along with SwiFTP. If not, see
 * <http://www.gnu.org/licenses/>.
 */

package com.shuqi.swiftp;

import java.util.ArrayList;
import java.util.List;

import android.os.Handler;

public class UiUpdater {
    protected static List<Handler> clients = new ArrayList<Handler>();

    public static void registerClient(Handler client) {
        if (!clients.contains(client)) {
            clients.add(client);
        }
    }

    public static void unregisterClient(Handler client) {
        while (clients.contains(client)) {
            clients.remove(client);
        }
    }

    public static void updateClients() {
        // myLog.l(Log.DEBUG, "UI update");
        // Log.d("UiUpdate", "Update now");
        for (Handler client : clients) {
            client.sendEmptyMessage(0);
        }
    }
}
